CN107780446A - A kind of safe and efficient power shovel - Google Patents

A kind of safe and efficient power shovel Download PDF

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Publication number
CN107780446A
CN107780446A CN201710974160.XA CN201710974160A CN107780446A CN 107780446 A CN107780446 A CN 107780446A CN 201710974160 A CN201710974160 A CN 201710974160A CN 107780446 A CN107780446 A CN 107780446A
Authority
CN
China
Prior art keywords
scraper bowl
bucket tooth
drill bit
bucket
water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710974160.XA
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Chinese (zh)
Inventor
邓雨佳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201710974160.XA priority Critical patent/CN107780446A/en
Publication of CN107780446A publication Critical patent/CN107780446A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36Component parts
    • E02F3/40Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F9/00Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/28Small metalwork for digging elements, e.g. teeth scraper bits
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F9/00Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/28Small metalwork for digging elements, e.g. teeth scraper bits
    • E02F9/2808Teeth
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F9/00Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/28Small metalwork for digging elements, e.g. teeth scraper bits
    • E02F9/2808Teeth
    • E02F9/2816Mountings therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Shovels (AREA)

Abstract

The invention discloses a kind of safe and efficient power shovel, including hinged seat, scraper bowl, drill bit connects box, drill bit, LED, bucket tooth, pointed iron plate, reinforcement, water-supply-pipe, shower nozzle and regulating valve, hinged seat is provided with the top of described scraper bowl rear end, hinged seat both sides are provided with LED, bucket front-end is uniformly provided with bucket tooth, between bucket tooth box is connect provided with drill bit, drill bit connects box and is provided with drill bit, the bottom of scraper bowl is provided with reinforcement, two side walls of scraper bowl are provided with pointed iron plate, the side wall of scraper bowl is provided with water-supply-pipe, the port of export of water-supply-pipe is close to bucket tooth, the port of export installation shower nozzle of water-supply-pipe, described bucket tooth includes bucket tooth tip and bucket tooth tooth handle, bucket tooth tooth handle is provided with screw thread, bucket tooth tip is provided with air vent.The present invention is easy to excavate when soil layer is named hard, reduces mechanical energy acting, beneficial to radiating, reduces component ageing caused by friction high temperature, raising service life is simple in construction, easy to use, beneficial to popularization.

Description

A kind of safe and efficient power shovel
Technical field
The present invention relates to a kind of excavator accessory, specifically a kind of safe and efficient power shovel.
Background technology
Excavator is to be excavated to be higher or lower than the material for holding machine side with scraper bowl, and loads haulage vehicle or unload to rickyard Earthmoving machinery.The material that excavator excavates is mainly soil, coal, silt and soil and rock after pre- pine.From near several From the point of view of the development of year engineering machinery, the development of excavator is relatively fast, and excavator has become most important work in engineering construction One of journey machinery.Excavator is widely used, available for excavation building and factory building foundation;Earth material is excavated, peels off stope covering Layer;Loading operation for stone pit, in tunnel, in underground power house and rickyard;Excavate channel, canal and dredging water channel;More Change jobs can be poured after device, lifting, installation, piling, the operation such as rammed earth.Excavator bucket teeth is the important portion on excavator Part, it is particularly easy to wear during work, changes trouble, friction easily causes high temperature acceleration components aging, some hard soil layers increasings Add excavation difficulty.
The content of the invention
It is an object of the invention to provide a kind of safe and efficient power shovel, to solve what is proposed in above-mentioned background technology Problem.
To achieve the above object, the present invention provides following technical scheme:
A kind of safe and efficient power shovel, including hinged seat, scraper bowl, drill bit connect box, drill bit, LED, bucket tooth, pointed iron plate, Reinforcement, water-supply-pipe, shower nozzle and regulating valve, described scraper bowl rear end top are provided with hinged seat, and hinged seat both sides are provided with LED, Detachable on scraper bowl to be provided with screen pack, vibrator is installed in screen pack lower surface, and bucket floor is uniformly provided with multigroup leaking hole, scraper bowl Top mounting rotary electric machine, electric rotating machine output shaft are fixedly connected with cylindrical drum cental axial position, and cylindrical drum side wall ring is arranged with Occluded ellipse chute, cylindrical drum side are provided with sliding bar, and groove is provided with inside sliding bar, and the hammer handle top of mobile hammer, which is slided, to be set Put in elliptical slideway, the hammer handle insertion of mobile hammer is arranged on the groove in sliding bar, and scraper bowl is provided with pressure-bearing pad, before scraper bowl To hold and be uniformly provided with bucket tooth, box is connect provided with drill bit between bucket tooth, drill bit connects box and is provided with drill bit, and the bottom of scraper bowl is provided with reinforcement, Two side walls of scraper bowl are provided with pointed iron plate, and corrosion-resistant coating is scribbled on pointed iron plate, and bucket sidewalls are provided with heat emission fan, scraper bowl Side wall is provided with water-supply-pipe, and water-supply-pipe is fixed by geometrical clamp and scraper bowl, and the port of export of water-supply-pipe goes out close to bucket tooth, water-supply-pipe Mouth end installation shower nozzle, water-supply-pipe are provided with regulating valve, and described bucket tooth includes bucket tooth tip and bucket tooth tooth handle, set on bucket tooth tooth handle There is screw thread, bucket tooth tip is provided with radian, and bucket tooth tip is provided with air vent.
As the further scheme of the present invention:Described pointed iron plate and the front end of reinforcement are small, and rear end is big, equal from front end It is even to increase to rear end.
As further scheme of the invention:Described regulating valve is magnetic valve.
As further scheme of the invention:Described drill bit connects the motor for being provided with inside box and being connected with drill bit.
As further scheme of the invention:Described screen pack is connected with scraper bowl inwall drawer type.
As further scheme of the invention:Described pressure-bearing pad is arranged on the underface of mobile hammer tup.
As further scheme of the invention:Described bucket tooth is detachably connected by screw thread and scraper bowl.
Compared with prior art, the beneficial effects of the invention are as follows:The mechanical arm connection of hinged seat and excavator of the present invention, LED provides illumination at night or dark, conveniently see clearly excavate position and excavate object, soil layer it is hard when pass through Bit is easy to excavate, and reduces mechanical energy acting, can be by changing various sizes of screen pack by different sizes during work The classification such as sandstone dig, improve operating efficiency, vibrator conveniently drives screen pack to shake, facilitates sandstone to leak down, can also unload Lower screen packs, device and other scraper bowl identicals are used, the water therein such as the sandstone mud scooped up leaked down by leaking hole, The generation of idle work is reduced, improves operating efficiency and effect, when the place of excavation is very hard, electric rotating machine is opened and drives cylinder Cylinder rotates, and controls mobile hammer to move up and down, pressure-bearing pad is impacted, increase the pressure on scraper bowl ground, close it and break ground Excavated, by operating efficiency and effect, reinforcement is not only able to increase the service life of scraper bowl, can also reduce because increase Reinforcement and increased resistance, increase service life to greatest extent, pointed iron plate is beneficial to excavate, and anti-corrosion is scribbled on pointed iron plate Layer is lost, improves service life, bucket front-end work is radiated by heat emission fan, reducing heat caused by friction influences device Service life, the working time, oversize bucket front-end was too warm, open regulating valve make water from shower nozzle spray to bucket front-end radiate, carry High service life, bucket tooth are convenient for changing, and bucket tooth tip is provided with radian, and the tooth of bionic animal is convenient to excavate, and air vent is beneficial to logical Wind, beneficial to radiating, reduce friction high temperature caused by component ageing, improve service life, it is simple in construction, it is easy to use, beneficial to pushing away Extensively.
Brief description of the drawings
Fig. 1 is a kind of structural representation of safe and efficient power shovel.
Fig. 2 is a kind of side view of safe and efficient power shovel.
Fig. 3 is a kind of connection diagram of screen pack in safe and efficient power shovel.
Fig. 4 is a kind of side view of bucket tooth in safe and efficient power shovel.
Fig. 5 is a kind of top view of bucket tooth in safe and efficient power shovel.
In figure:1st, hinged seat, 2, scraper bowl, 3, drill bit connect box, 4, drill bit, 5, LED, 6, bucket tooth, 7, pointed iron plate, 8 plus Strengthening tendons, 9, water-supply-pipe, 10, geometrical clamp, 11, shower nozzle, 12, regulating valve, 13, air vent, 14, bucket tooth tooth handle, 15, bucket tooth tip, 16th, screw thread, 17, heat emission fan, 18, screen pack, 19, leaking hole, 20, vibrator, 21, electric rotating machine, 22, pressure-bearing pad, 23, cylinder Cylinder, 24, sliding bar, 25, mobile hammer, 26, elliptical slideway.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Refer to Fig. 1-5, a kind of safe and efficient power shovel, including hinged seat 1, scraper bowl 2, drill bit connect box 3, drill bit 4, LED 5, bucket tooth 6, pointed iron plate 7, reinforcement 8, water-supply-pipe 9, shower nozzle 11 and regulating valve 12, the described rear end of scraper bowl 2 top are set There is hinged seat 1, hinged seat 1 is connected with the mechanical arm of excavator, and the both sides of hinged seat 1 are provided with LED 5, and LED 5 is in night or light Illumination is provided when line is dark, conveniently sees clearly and excavates position, it is detachable on scraper bowl 2 to be provided with screen pack 18, the lower surface of screen pack 18 peace Vibrator 20 is filled, screen pack 18 is connected with the inwall drawer type of scraper bowl 2, can be by changing various sizes of screen pack 18 during work The classification such as various sizes of sandstone are dug, improve operating efficiency, vibrator 20 is convenient to drive screen pack 18 to shake, and facilitates sandstone Leak down, screen pack 18 can also be unloaded, device and other scraper bowl identicals are used, the bottom surface of scraper bowl 2 is uniformly provided with multigroup leak Hole 19, the water therein such as the sandstone mud scooped up are leaked down by leaking hole 19, reduce the generation of idle work, improve operating efficiency And effect, the top mounting rotary electric machine 21 of scraper bowl 2, the output shaft of electric rotating machine 21 are fixedly connected with the cental axial position of cylindrical drum 23, The side wall ring of cylindrical drum 23 is arranged with occluded ellipse chute 26, and the side of cylindrical drum 23 is provided with sliding bar 24, set inside sliding bar 24 There is groove, the hammer handle top of mobile hammer 25 is slidably arranged in elliptical slideway 26, and the hammer handle insertion of mobile hammer 25 is arranged on slip On groove in bar 24, scraper bowl 2 is provided with pressure-bearing pad 22, and pressure-bearing pad 22 is arranged on the underface of 25 tups of mobile hammer, works as excavation Place it is very hard when, open electric rotating machine 21 and drive cylindrical drum 23 to rotate, control mobile hammer 25 to move up and down, to pressure-bearing pad 22 Impacted, increase the pressure on scraper bowl 2 ground, closed it and break ground and excavated, pass through operating efficiency and effect, scraper bowl 2 Front end is uniformly provided with bucket tooth 6, connects box 3 provided with drill bit between bucket tooth 6, drill bit connects box 3 and is provided with drill bit 4, and drill bit connects and set inside box 3 Have the motor being connected with drill bit 4, soil layer it is hard when by drill bit 4 rotation be easy to excavate, reduce mechanical energy acting, scraper bowl 2 Bottom be provided with reinforcement 8, the front end of reinforcement 8 is small, and rear end is big, and rear end is uniformly increased to from front end, be not only able to increase shovel The service life of bucket, it can also reduce because reinforcement 8 is increased and increased resistance, increase service life, scraper bowl 2 to greatest extent Two side walls be provided with pointed iron plate 7, the front end that pointed iron plate 7 is also is small, and rear end is big, and rear end is uniformly increased to from front end, Pointed iron plate 7 is beneficial to excavate, and corrosion-resistant coating is scribbled on pointed iron plate 7, improves service life, and the side wall of scraper bowl 2 is provided with heat emission fan 17, Bucket front-end work is radiated by heat emission fan 17, reducing heat caused by friction influences the service life of device, scraper bowl 2 Side wall be provided with water-supply-pipe 9, water-supply-pipe 9 is fixed by geometrical clamp 10 and scraper bowl 2, the port of export of water-supply-pipe 9 close to bucket tooth 6, The port of export installation shower nozzle 11 of water-supply-pipe 9, water-supply-pipe 9 are provided with regulating valve 12, and regulating valve 12 is magnetic valve, and the working time is oversize Bucket front-end is too warm, and opening regulating valve 12 makes water be sprayed from shower nozzle 11 to bucket front-end radiating, improves service life, described bucket Tooth 6 includes bucket tooth tip 15 and bucket tooth tooth handle 14, bucket tooth tooth handle 14 are provided with screw thread 6, and bucket tooth 6 is removable by screw thread 6 and scraper bowl 2 Connection is unloaded, is convenient for changing, bucket tooth tip 15 is provided with radian, and the tooth of bionic animal is convenient to excavate, and bucket tooth tip 15 is provided with logical Air holes 13, air vent 13 are beneficial to ventilation, beneficial to radiating, reduce component ageing caused by friction high temperature, raising service life.
The present invention operation principle be:The mechanical arm connection of hinged seat and excavator of the present invention, LED is in night or light Illumination is provided when dark, is conveniently seen clearly and is excavated position and excavate object, soil layer it is hard when by bit be easy to excavate, Mechanical energy acting is reduced, can be dug the classification such as various sizes of sandstone by changing various sizes of screen pack during work, Improve operating efficiency, vibrator conveniently drives screen pack to shake, facilitates sandstone to leak down, and can also unload screen pack, by device with Other scraper bowl identicals are used, and the water therein such as the sandstone mud scooped up are leaked down by leaking hole, reduce the generation of idle work, Operating efficiency and effect are improved, when the place of excavation is very hard, electric rotating machine is opened and drives cylindrical drum to rotate, control mobile hammer Move up and down, pressure-bearing pad is impacted, increase the pressure on scraper bowl ground, close it and break ground and excavated, pass through work Efficiency and effect, reinforcement are not only able to increase the service life of scraper bowl, can also reduced because of increase reinforcement and increased resistance Power, increase service life to greatest extent, pointed iron plate is beneficial to excavate, and corrosion-resistant coating is scribbled on pointed iron plate, and raising uses the longevity Life, bucket front-end work is radiated by heat emission fan, reducing heat caused by friction influences the service life of device, work Time, oversize bucket front-end was too warm, and opening regulating valve makes water be sprayed from shower nozzle to bucket front-end radiating, improves service life, bucket tooth It is convenient for changing, bucket tooth tip is provided with radian, and the tooth of bionic animal is convenient to excavate, and air vent is beneficial to ventilation, beneficial to radiating, subtracts Rub component ageing caused by high temperature less, improves service life.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party Formula, can also be on the premise of this patent objective not be departed from one skilled in the relevant art's possessed knowledge Make a variety of changes.

Claims (7)

1. a kind of safe and efficient power shovel, including hinged seat, scraper bowl, drill bit connect box, drill bit, LED, bucket tooth, pointed iron Plate, reinforcement, water-supply-pipe, shower nozzle and regulating valve, it is characterised in that be provided with hinged seat, hinged seat at the top of described scraper bowl rear end Both sides are provided with LED, and screen pack, screen pack lower surface installation vibrator are detachably provided with scraper bowl, and bucket floor is uniformly provided with Multigroup leaking hole, scraper bowl top mounting rotary electric machine, electric rotating machine output shaft are fixedly connected with cylindrical drum cental axial position, cylinder Cylinder side wall ring is arranged with occluded ellipse chute, and cylindrical drum side is provided with sliding bar, and groove is provided with inside sliding bar, mobile hammer Hammer handle top is slidably arranged in elliptical slideway, and the hammer handle insertion of mobile hammer is arranged on the groove in sliding bar, is set on scraper bowl There is a pressure-bearing pad, bucket front-end is uniformly provided with bucket tooth, connects box provided with drill bit between bucket tooth, drill bit connects box and is provided with drill bit, scraper bowl Bottom is provided with reinforcement, and two side walls of scraper bowl are provided with pointed iron plate, scribble corrosion-resistant coating on pointed iron plate, bucket sidewalls are set There is heat emission fan, the side wall of scraper bowl is provided with water-supply-pipe, and water-supply-pipe is fixed by geometrical clamp and scraper bowl, and the port of export of water-supply-pipe is close Bucket tooth, the port of export installation shower nozzle of water-supply-pipe, water-supply-pipe are provided with regulating valve, and described bucket tooth includes bucket tooth tip and bucket tooth tooth Handle, bucket tooth tooth handle are provided with screw thread, and bucket tooth tip is provided with radian, and bucket tooth tip is provided with air vent.
A kind of 2. safe and efficient power shovel according to claim 1, it is characterised in that described pointed iron plate and plus The front end of strengthening tendons is small, and rear end is big, and rear end is uniformly increased to from front end.
3. a kind of safe and efficient power shovel according to claim 1, it is characterised in that described regulating valve is electromagnetism Valve.
4. a kind of safe and efficient power shovel according to claim 1, it is characterised in that described drill bit is connect inside box Provided with the motor being connected with drill bit.
A kind of 5. safe and efficient power shovel according to claim 1, it is characterised in that described screen pack and scraper bowl Inwall drawer type connects.
6. a kind of safe and efficient power shovel according to claim 1, it is characterised in that described pressure-bearing pad is arranged on The underface of mobile hammer tup.
7. a kind of safe and efficient power shovel according to claim 1, it is characterised in that described bucket tooth passes through screw thread It is detachably connected with scraper bowl.
CN201710974160.XA 2017-10-19 2017-10-19 A kind of safe and efficient power shovel Pending CN107780446A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710974160.XA CN107780446A (en) 2017-10-19 2017-10-19 A kind of safe and efficient power shovel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710974160.XA CN107780446A (en) 2017-10-19 2017-10-19 A kind of safe and efficient power shovel

Publications (1)

Publication Number Publication Date
CN107780446A true CN107780446A (en) 2018-03-09

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CN201710974160.XA Pending CN107780446A (en) 2017-10-19 2017-10-19 A kind of safe and efficient power shovel

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110468894A (en) * 2019-08-29 2019-11-19 三一重机有限公司 Variant-frequency vibration scraper bowl and control system
CN110528613A (en) * 2019-09-07 2019-12-03 林华 Gardens adjustable type Accrete clearing device
CN110711417A (en) * 2019-10-11 2020-01-21 江阴金盾工程机械制造有限公司 Bucket for filtering slag
US20200318313A1 (en) * 2019-04-04 2020-10-08 Richard E Asherman Excavator bucket for underwater use
CN112376638A (en) * 2020-11-07 2021-02-19 洪良东 Building engineering shoveling device based on vibration excavation
WO2021073542A1 (en) * 2019-10-15 2021-04-22 山东大学 Surrounding rock mechanical parameter automatic testing system and method suitable for tbm
CN113502869A (en) * 2021-07-08 2021-10-15 江苏徐工工程机械研究院有限公司 Implement connecting device and loader-digger
RU214201U1 (en) * 2022-03-29 2022-10-14 федеральное государственное бюджетное образовательное учреждение высшего образования "Белгородский государственный технологический университет им. В.Г. Шухова" EXCAVATOR BUCKET
CN117739896A (en) * 2024-02-21 2024-03-22 山东益华能源发展有限公司 Device for measuring depth of underground gas pipeline

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002348904A (en) * 2001-03-20 2002-12-04 Shingi Yanai Excavating/land preparation bucket for excavating machine, steel plate for excavating work and steel plate for land preparation work used in it, and manufacturing method thereof
JP2003336281A (en) * 2002-05-21 2003-11-28 Komatsu Ltd Excavating bucket for construction equipment
CN204781062U (en) * 2015-07-10 2015-11-18 新余学院 A scraper bowl for civil engineering
CN205369360U (en) * 2016-01-11 2016-07-06 芜湖凯仁橡塑有限公司 Scraper pan
CN205975730U (en) * 2016-08-26 2017-02-22 浙江卡森建设有限公司 Excavator
CN206128151U (en) * 2016-10-20 2017-04-26 山东科技大学 Novel but vibrating scraper bowl

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002348904A (en) * 2001-03-20 2002-12-04 Shingi Yanai Excavating/land preparation bucket for excavating machine, steel plate for excavating work and steel plate for land preparation work used in it, and manufacturing method thereof
JP2003336281A (en) * 2002-05-21 2003-11-28 Komatsu Ltd Excavating bucket for construction equipment
CN204781062U (en) * 2015-07-10 2015-11-18 新余学院 A scraper bowl for civil engineering
CN205369360U (en) * 2016-01-11 2016-07-06 芜湖凯仁橡塑有限公司 Scraper pan
CN205975730U (en) * 2016-08-26 2017-02-22 浙江卡森建设有限公司 Excavator
CN206128151U (en) * 2016-10-20 2017-04-26 山东科技大学 Novel but vibrating scraper bowl

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200318313A1 (en) * 2019-04-04 2020-10-08 Richard E Asherman Excavator bucket for underwater use
CN110468894A (en) * 2019-08-29 2019-11-19 三一重机有限公司 Variant-frequency vibration scraper bowl and control system
CN110528613A (en) * 2019-09-07 2019-12-03 林华 Gardens adjustable type Accrete clearing device
CN110711417A (en) * 2019-10-11 2020-01-21 江阴金盾工程机械制造有限公司 Bucket for filtering slag
WO2021073542A1 (en) * 2019-10-15 2021-04-22 山东大学 Surrounding rock mechanical parameter automatic testing system and method suitable for tbm
US11609168B2 (en) 2019-10-15 2023-03-21 Shandong University Automatic test system and method for mechanical parameters of surrounding rock applicable to TBM
CN112376638A (en) * 2020-11-07 2021-02-19 洪良东 Building engineering shoveling device based on vibration excavation
CN113502869A (en) * 2021-07-08 2021-10-15 江苏徐工工程机械研究院有限公司 Implement connecting device and loader-digger
RU214201U1 (en) * 2022-03-29 2022-10-14 федеральное государственное бюджетное образовательное учреждение высшего образования "Белгородский государственный технологический университет им. В.Г. Шухова" EXCAVATOR BUCKET
CN117739896A (en) * 2024-02-21 2024-03-22 山东益华能源发展有限公司 Device for measuring depth of underground gas pipeline
CN117739896B (en) * 2024-02-21 2024-04-19 山东益华能源发展有限公司 Device for measuring depth of underground gas pipeline

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Application publication date: 20180309